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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 3:16 pm CST Jan 18, 2026 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

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This Afternoon Tonight M.L.King Day Tuesday Wednesday Thursday Friday Saturday
40% chance of snow on This Afternoon 50% chance of snow on Tonight Mostly Sunny on M.L.King Day Mostly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday
High: 24°F Low: 2 °F High: 12°F High: 27°F High: 34°F High: 26°F High: 25°F High: 14°F
Low: 6 °F Low: 21°F Low: 14°F Low: 13°F Low: 4°F  
Snow Snow Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
GALESBURG - (KGBG)
21°
Feels like 8°F
Cloudy
as of 2:55 PM CST
Rel. Humidity: 67%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 18 MPH
190° South
Cloud Level(s): Broken at 6000ft, Solid Overcast at 9000ft
Current Conditions at
PEORIA - (KPIA)
19°
Feels like 6°F
Cloudy
as of 2:54 PM CST
Rel. Humidity: 48%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
14 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 9500ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
21°
Feels like 8°F
Cloudy
as of 2:55 PM CST
Rel. Humidity: 53%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 18 MPH
200° South
Cloud Level(s): Scattered at 6000ft, Solid Overcast at 9500ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
19°
Cloudy
as of 2:55 PM CST
Rel. Humidity: 48%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
8 MPH
220° Southwest
Cloud Level(s): Scattered at 4500ft, Scattered at 5500ft, Solid Overcast at 9000ft
40% chance of snow This Afternoon This Afternoon... A 40 percent chance of snow, mainly after 5pm. Cloudy, with a high near 24. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.

50% chance of snow Tonight Tonight... A chance of snow or flurries before 9pm, then a chance of flurries between 9pm and 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 2. Wind chill values between -8 and -18. Blustery, with a west northwest wind 11 to 16 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 50%.

Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 12. Wind chill values between -10 and -20. Blustery, with a west northwest wind 11 to 21 mph, with gusts as high as 33 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 6. Wind chill values between -3 and 2. West southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 27. Light and variable wind becoming west southwest 5 to 7 mph in the morning.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 21. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 34. West wind 9 to 13 mph, with gusts as high as 22 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 14.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 26.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 13.

Partly Sunny on Friday Friday... Partly sunny, with a high near 25.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 4.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 14.

Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:21 AM
Sunset: 5:01 PM
Civil Sunrise:06:51 AM
Civil Sunset: 5:31 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 6:04 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:37 PM
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